/**
 * Copyright 2009-2010 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.javacrumbs.smock.common;

import java.util.Map;

import javax.xml.transform.Source;
import javax.xml.transform.dom.DOMSource;

/**
 * XSLT {@link TemplateProcessor}.
 * @author Lukas Krecan
 *
 */
public class XsltTemplateProcessor implements TemplateProcessor {
	/**
	 * Does XSLT transfromation of the template if it is an XSLT template. If not, returns template withou change.
	 */
	public Source processTemplate(Source template, Source input, Map<String, Object> parameters) {
		XsltUtil xsltUtil = new XsltUtil(parameters);
		if (xsltUtil.isTemplate(template))
		{
			if (input==null)
			{
				input = new DOMSource();
			}
			return xsltUtil.transform(template, input);
		}
		else
		{
			return template;
		}
	}
}
